World Bird List

Species factsheet
Western Gull (Larus occidentalis)

Order: Larus occidentalis
Family: Gulls, Terns, Skimmers (Laridae)

Danske navn: Amerikansk Svartbag

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
occidentalis sw British Columbia, w USA to c California
wymani c California (USA) to Baja California (Mexico)
Annoncer